Targeting Glutamine Addiction in Gliomas

The most common malignant brain tumors are those of astrocytic origin, gliomas, with the most aggressive glioblastoma (WHO grade IV) among them. Despite efforts, medicine has not made progress in terms of the prognosis and life expectancy of glioma patients. Behind the malignant phenotype of gliomas...

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Main Authors: Marta Obara-Michlewska, Monika Szeliga
Format: Article
Language:English
Published: MDPI AG 2020-01-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/12/2/310
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author Marta Obara-Michlewska
Monika Szeliga
author_facet Marta Obara-Michlewska
Monika Szeliga
author_sort Marta Obara-Michlewska
collection DOAJ
description The most common malignant brain tumors are those of astrocytic origin, gliomas, with the most aggressive glioblastoma (WHO grade IV) among them. Despite efforts, medicine has not made progress in terms of the prognosis and life expectancy of glioma patients. Behind the malignant phenotype of gliomas lies multiple genetic mutations leading to reprogramming of their metabolism, which gives those highly proliferating cells an advantage over healthy ones. The so-called glutamine addiction is a metabolic adaptation that supplements oxidative glycolysis in order to secure neoplastic cells with nutrients and energy in unfavorable conditions of hypoxia. The present review aims at presenting the research and clinical attempts targeting the different metabolic pathways involved in glutamine metabolism in gliomas. A brief description of the biochemistry of glutamine transport, synthesis, and glutaminolysis, etc. will forego a detailed comparison of the therapeutic strategies undertaken to inhibit glutamine utilization by gliomas.
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spelling doaj.art-4ad54157e95a4cd09b0f1abcf271fe312023-08-02T09:02:35ZengMDPI AGCancers2072-66942020-01-0112231010.3390/cancers12020310cancers12020310Targeting Glutamine Addiction in GliomasMarta Obara-Michlewska0Monika Szeliga1Department of Neurotoxicology, Mossakowski Medical Research Centre, Polish Academy of Sciences, 5 Pawińskiego Street, 02-106 Warsaw, PolandDepartment of Neurotoxicology, Mossakowski Medical Research Centre, Polish Academy of Sciences, 5 Pawińskiego Street, 02-106 Warsaw, PolandThe most common malignant brain tumors are those of astrocytic origin, gliomas, with the most aggressive glioblastoma (WHO grade IV) among them. Despite efforts, medicine has not made progress in terms of the prognosis and life expectancy of glioma patients. Behind the malignant phenotype of gliomas lies multiple genetic mutations leading to reprogramming of their metabolism, which gives those highly proliferating cells an advantage over healthy ones. The so-called glutamine addiction is a metabolic adaptation that supplements oxidative glycolysis in order to secure neoplastic cells with nutrients and energy in unfavorable conditions of hypoxia. The present review aims at presenting the research and clinical attempts targeting the different metabolic pathways involved in glutamine metabolism in gliomas. A brief description of the biochemistry of glutamine transport, synthesis, and glutaminolysis, etc. will forego a detailed comparison of the therapeutic strategies undertaken to inhibit glutamine utilization by gliomas.https://www.mdpi.com/2072-6694/12/2/310gliomaglutamineglutamateglutaminaseglutamine synthetaseglutamate dehydrogenasetherapy
spellingShingle Marta Obara-Michlewska
Monika Szeliga
Targeting Glutamine Addiction in Gliomas
Cancers
glioma
glutamine
glutamate
glutaminase
glutamine synthetase
glutamate dehydrogenase
therapy
title Targeting Glutamine Addiction in Gliomas
title_full Targeting Glutamine Addiction in Gliomas
title_fullStr Targeting Glutamine Addiction in Gliomas
title_full_unstemmed Targeting Glutamine Addiction in Gliomas
title_short Targeting Glutamine Addiction in Gliomas
title_sort targeting glutamine addiction in gliomas
topic glioma
glutamine
glutamate
glutaminase
glutamine synthetase
glutamate dehydrogenase
therapy
url https://www.mdpi.com/2072-6694/12/2/310
work_keys_str_mv AT martaobaramichlewska targetingglutamineaddictioningliomas
AT monikaszeliga targetingglutamineaddictioningliomas